Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
tieu xanh » tieu danh, chieu xanh, dieu hanh
nhan dang » nhan dan, phan dang, tran dang
vat nhung » va nhung, vap nhung, vai nhung
dang vat » dang van, dong vat, dang nhat
dan toan » van toan, manh toan, xuan toan
dan than » dan chan, ban than, van than

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - nhan dang vat nhung phuong ((dan toan) OR (dan than)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - nhan dang vat nhung phuong ((dan toan) OR (dan than)) cau*".